Allied-telesis AT-FS708POE Uživatelský manuál stáhnout pdf (Strana 19)

AT-FS708/POE Fast Ethernet Switch Installation Guide

LEDs

The system and port LEDs on the front panel of the AT-FS708/POE Fast

Ethernet switch switch display the switch and its port status information.

Table 2 describes the system LED.

Each twisted pair port has two LEDs, as described in Table 3.

Table 4 describes the SFP port LED.

Table 2. System LED

LED State Description

PWR Green The switch is powered ON and operating

normally.

OFF The switch has no power.

Table 3. Twisted Pair Port LEDs

LED State Description

L/A Green A valid link is established on the port.

Blinking Green Frames are being transmitted/received on the

port at 10 or 100 Mbps.

Off No link is established on the port.

PoE Green A PoE powered device is connected and is

being powered by the port.

Blinking Green PoE is off because an error occurred on the

powered device connected to the port.

OFF The port is not connecting to a valid powered

device.

Table 4. SFP Port LED

LED State Description

L/A Green A valid link is established on the SFP module in

the SFP expansion slot.

Blinking

Green

Frames are being transmitted/received on the

SFP module in the SFP expansion slot.

OFF No link is established on the SFP module in the

SFP expansion slot.

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Allied-telesis AT-FS708POE Uživatelský manuál Strana 19